2988128

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 6921936

約数和(自身を除く): 3933808

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 653, 1144, 1306, 2288, 2612, 4576, 5224, 7183, 8489, 10448, 14366, 16978, 20896, 28732, 33956, 57464, 67912, 93379, 114928, 135824, 186758, 229856, 271648, 373516, 747032, 1494064, 2988128]

約数ペア:

[(1, 2988128), (2, 1494064), (4, 747032), (8, 373516), (11, 271648), (13, 229856), (16, 186758), (22, 135824), (26, 114928), (32, 93379), (44, 67912), (52, 57464), (88, 33956), (104, 28732), (143, 20896), (176, 16978), (208, 14366), (286, 10448), (352, 8489), (416, 7183), (572, 5224), (653, 4576), (1144, 2612), (1306, 2288)]